NO DISCOUNT TO REBUILD
| Part Number | Inlet | Outlet | Air | Sensor | Additional Info |
| BN-303M | pipe | pipe | w/out air | w/out sensor | 2 1/2" inlet, 20" outlet, shield over rear pipe |
| MEASUREMENTS REQUIRED |
| number of bolts on inlet, number of air tubes, number of sensors and locations, length of front neck, location of hanger, round or oval inlet opening |